Linux_Server_Tools/Init-Server.sh
2025-02-28 09:05:14 +01:00

202 lines
6.6 KiB
Bash

#!/bin/bash
# Define color codes
GREEN='\e[32m'
BLUE='\e[34m'
YELLOW='\e[33m'
NC='\e[0m' # No Color
# Function for consistent log messages
log_success() { echo -e "${GREEN}[SUCCESS]${NC} $1"; }
log_info() { echo -e "${BLUE}[INFO]${NC} $1"; }
log_skip() { echo -e "${YELLOW}[SKIPPED]${NC} $1"; }
# Function to check if a command exists
command_exists() {
command -v "$1" &> /dev/null
}
# Function to handle user input with Y/n prompt
get_user_confirmation() {
local prompt="$1"
local input
log_info "$prompt (Y/n)"
read -p "> " input
[[ -z "$input" || "$input" =~ ^[Yy]$ ]]
}
# Function to setup SSH directory and keys
setup_ssh() {
# Create .ssh directory if it doesn't exist
if [ ! -d "$HOME/.ssh" ]; then
mkdir -m 700 "$HOME/.ssh"
log_success ".ssh-Verzeichnis wurde erstellt."
else
log_info ".ssh-Verzeichnis existiert bereits."
fi
# Ask for SSH public key
log_info "SSH-Public-Key eingeben (Leerlassen zum Überspringen)"
read -p "> " user_input
if [ ! -z "$user_input" ]; then
if grep -q "$user_input" "$HOME/.ssh/authorized_keys"; then
log_info "Der SSH-Public-Key ist bereits vorhanden."
else
echo "$user_input" >> "$HOME/.ssh/authorized_keys"
log_success "SSH-Public-Key wurde hinzugefügt."
fi
else
log_skip "SSH-Key Installation übersprungen."
fi
}
# Function to update system packages
update_system() {
if get_user_confirmation "System aktualisieren?"; then
log_info "System wird aktualisiert..."
apt update && apt upgrade -y
log_success "System wurde erfolgreich aktualisiert."
else
log_skip "System-Aktualisierung übersprungen."
fi
}
# Function to install Docker and Dockge
install_docker() {
if get_user_confirmation "Docker installieren?"; then
if command_exists docker; then
log_info "Docker ist bereits installiert."
else
log_info "Docker wird installiert..."
# Install required packages
apt install -y apt-transport-https ca-certificates curl software-properties-common
# Add Docker's official GPG key
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
# Add Docker repository
echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null
# Update and install Docker
apt update
apt install -y docker-ce docker-ce-cli containerd.io
# Start and enable Docker
systemctl start docker
systemctl enable docker
log_success "Docker wurde erfolgreich installiert."
fi
# Install Dockge if Docker is available
if command_exists docker; then
if get_user_confirmation "Dockge (Docker Compose Manager) installieren?"; then
log_info "Dockge wird installiert..."
docker run -d --name=dockge -p 5001:5001 -v /var/run/docker.sock:/var/run/docker.sock louislam/dockge
log_success "Dockge wurde erfolgreich installiert und läuft auf Port 5001."
else
log_skip "Dockge-Installation übersprungen."
fi
fi
else
log_skip "Docker-Installation übersprungen."
fi
}
# Function to install Node.js
install_nodejs() {
if get_user_confirmation "Node.js installieren?"; then
log_info "Node.js wird installiert/aktualisiert..."
# Install npm first
apt install -y npm
# Update npm to latest version
npm install -g npm@latest
# Install n module for Node.js version management
npm install -g n
# Install latest stable Node.js version using n
n stable
# Reload shell environment to use new Node.js version
export PATH="$PATH"
log_success "Node.js wurde erfolgreich installiert/aktualisiert."
log_info "Installed Node.js version: $(node --version)"
log_info "Installed npm version: $(npm --version)"
else
log_skip "Node.js-Installation übersprungen."
fi
}
# Function to setup basic system tools and security
setup_basic_system() {
if get_user_confirmation "Basic tools und Firewall installieren?"; then
log_info "Installiere basic tools und UFW..."
apt install -y htop zip unzip ufw \
screen vim nano git \
curl wget tree ncdu \
gcc g++ build-essential
# Configure UFW
ufw allow ssh
echo "y" | ufw enable
log_success "Basic tools und UFW wurden erfolgreich installiert."
log_success "SSH-Verbindungen sind erlaubt."
else
log_skip "Basic tools und UFW Installation übersprungen."
fi
}
# Function to display system overview
display_system_overview() {
log_info "=== System Overview ==="
echo -e "\n${BLUE}[Network Information]${NC}"
echo "IP Addresses:"
ip -4 addr show | grep inet | awk '{print $2}' | cut -d/ -f1
echo -e "\n${BLUE}[Disk Usage]${NC}"
df -h / | tail -n 1 | awk '{print "Root partition: " $4 " free of " $2}'
echo -e "\n${BLUE}[Memory Usage]${NC}"
free -h | awk '/^Mem:/ {print "RAM: " $3 " used of " $2 " total"}'
echo -e "\n${BLUE}[CPU Information]${NC}"
lscpu | grep "Model name" | cut -d: -f2- | sed 's/^[ \t]*//'
echo "CPU Usage: $(top -bn1 | grep "Cpu(s)" | awk '{print $2}')%"
echo -e "\n${BLUE}[Installed Components]${NC}"
if command_exists docker; then
echo "✓ Docker $(docker --version | cut -d' ' -f3 | tr -d ',')"
if docker ps | grep -q dockge; then
echo "✓ Dockge (running on port 5001)"
fi
fi
if command_exists node; then
echo "✓ Node.js $(node --version)"
fi
if command_exists ufw; then
echo "✓ UFW ($(ufw status | grep Status | cut -d' ' -f2))"
fi
echo -e "\n${BLUE}[Open Ports]${NC}"
netstat -tuln | grep LISTEN | awk '{print $4}' | sed 's/.*://' | tr '\n' ', ' | sed 's/,$/\n/'
echo -e "\n${GREEN}Setup completed! System is ready to use.${NC}"
echo -e "${YELLOW}Important: Please reconnect to your server via SSH to ensure all changes are properly applied.${NC}\n"
}
# Main execution
main() {
setup_ssh
update_system
setup_basic_system
install_docker
install_nodejs
display_system_overview
}
# Run main function
main